Gnathostomulida -- taxonomic database

Pterognathia pygmaea Diagnosis


Diagnosis of P. pygmaea Sterrer, 1998

Very small, colorless, slender Pterognathia (body index 36.80) with a slender rostrum (index 6.50). Jaws 10 µm long, with a terminal tooth; basal plate tranverse rod-shaped, 3 µm long and 8 µm wide, set dorsally with 4 coarse teeth. Sperm about 20 µm long (10:7:3). (Sterrer 1998:53).


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